Nissan Murano: Wiper & Washer :: Dtc/circuit Diagnosis / Washer Switch
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Washer switch is integrated with the combination switch (wiper and washer switch).
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Combination switch (wiper and washer switch) switches polarity between front and rear washer operation to supply power and ground to the front and rear washer motor.
CHECK FRONT WASHER SWITCH
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Ignition switch OFF.
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Disconnect combination switch (wiper and washer switch).
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Check continuity between the combination switch (wiper and washer switch) terminals.
A: Terminal 4 
B: Terminal 6 C: Terminal 3 D: Terminal 1
| Combination switch (wiper and washer switch) | Condition | Continuity | |
|---|---|---|---|
| Terminals | |||
| 1 | 6 | Front washer switch ON | Yes |
| 3 | 4 | ||
Is the inspection result normal?
YES>>GO TO 2.
NO>>Replace combination switch (wiper and washer switch). Refer to Removal and Installation.
CHECK REAR WASHER SWITCH
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Check continuity between the combination switch (wiper and washer switch) terminals.
A: Terminal 4 B: Terminal 6 C: Terminal 3 D: Terminal 1
| Combination switch (wiper and washer switch) | Condition | Continuity | |
|---|---|---|---|
| Terminals | |||
| 1 | 4 | Rear washer switch ON | Yes |
| 6 | 3 | ||
Is the inspection result normal?
YES>>Wiper and washer switch is normal.
NO>>Replace combination switch (wiper and washer switch). Refer to Removal and Installation.
Front and Rear Washer Motor Circuit
Diagnosis Procedure
CHECK FRONT AND REAR WASHER MOTOR FUSE
Ignition switch OFF.
Check that the following fuse is not blown:
Component Location Fuse No...
Rear Wiper Motor Circuit
Component Function Check
CHECK REAR WIPER ON OPERATION
CONSULT
Select “RR WIPER” in “Active Test” mode of “BCM(WIPER)”.
While operating the test item, check rear wiper operation...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Power Supply and Ground Circuit. Climate Controlled Seat Control Unit
Diagnosis Procedure LHCHECK FUSE Check if any of the following fuses are blown: Signal name Fuse No. Capacity Battery power supply 60 15 A Ignition power supply 29 10 A Are the fuses blown? YES>> Replace the blown fuse after repairing the affected circuit...
Nissan Murano (Z52) 2015-2024 Service Manual: B1431 Seat Belt Pre-Tensioner
DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen items (Trouble diagnosis content) DTC detecting condition B1431-1A PRE-TEN FRONT RH [SHORT] Diagnosis condition When ignition switch is ON. Signal (terminal) Front RH seat belt pre-tensioner (shoulder belt) circuits are shorted to each other (terminals 19 and 20)...
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Front manual seat adjustment (if so equipped)
Your vehicle seats can be adjusted manually. For additional information about adjusting the seats, refer to the steps outlined in this section.
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